o lf'@sddlZddlZddlZddlZddlZddlmZddlmZddl m Z ddl m Z e dZGdddZGd d d eZed d Zd dZddZddZddZddZd ddZddZddZddZdS)!N)contextmanager)NotSupportedError)md5) parse_timezdjango.db.backendsc@steZdZddZegdZddZddZdd Zd d Z dd dZ dddZ ddZ ddZ ddZddZd S) CursorWrappercCs||_||_dSN)cursordb)selfrr r \/var/www/ticemtrilhas/avaliacao_env/lib/python3.10/site-packages/django/db/backends/utils.py__init__s zCursorWrapper.__init__)fetchone fetchmanyfetchallnextsetcCs&t|j|}|tjvr|j|S|Sr)getattrrrWRAP_ERROR_ATTRSr wrap_database_errors)r attr cursor_attrr r r __getattr__s   zCursorWrapper.__getattr__ccs<|jj|jEdHWddS1swYdSr)r rrr r r r __iter__s "zCursorWrapper.__iter__cCs|Srr rr r r __enter__!szCursorWrapper.__enter__cCs*z|WdS|jjjyYdSwr)closer DatabaseError)r typevalue tracebackr r r __exit__$s zCursorWrapper.__exit__NcCs|dur |jjjs td|j|jj;|dur,|dur,|j|WdS|dur>|j||WdS|pAd}|j|||WdS1sTwYdS)NzKKeyword parameters for callproc are not supported on this database backend.r )r featuressupports_callproc_kwargsrvalidate_no_broken_transactionrrcallproc)r procnameparamskparamsr r r r%0s    $zCursorWrapper.callproccC|j||d|jdS)NFmanyexecutor)_execute_with_wrappers_executer sqlr'r r r executeB zCursorWrapper.executecCr))NTr*)r- _executemanyr r0 param_listr r r executemanyGr2zCursorWrapper.executemanycCs8|j|d}t|jjD]}t||}q |||||S)N) connectionr)r reversedexecute_wrappers functoolspartial)r r0r'r+r,contextwrapperr r r r-Ls z$CursorWrapper._execute_with_wrapperscGsf|j|jj |dur|j|WdS|j||WdS1s,wYdSr)r r$rrr1)r r0r'ignored_wrapper_argsr r r r.Rs    $zCursorWrapper._executecGsD|j|jj|j||WdS1swYdSr)r r$rrr6)r r0r5r>r r r r3[s   $zCursorWrapper._executemany)NNr)__name__ __module__ __qualname__r frozensetrrrrr!r%r1r6r-r.r3r r r r rs   rcs:eZdZd fdd ZfddZe d ddZZS) CursorDebugWrapperNcB|j||ddt||WdS1swYdS)NT)use_last_executed_query) debug_sqlsuperr1r/ __class__r r r1d $zCursorDebugWrapper.executecrD)NT)r+)rFrGr6r4rHr r r6hrJzCursorDebugWrapper.executemanyFc csbt}zXdVWt}||}|r|jj|j||}z |r%t|nd}Wn ty3d}Ynw|jj |r@d||fn|d|dt j d||||jj ||||jj dddSt}||}|rr|jj|j||}z |ryt|nd}Wn tyd}Ynw|jj |rd||fn|d|dt j d||||jj ||||jj ddw) N?z %s times: %s%.3fr0time(%.3f) %s; args=%s; alias=%s)durationr0r'aliasextra) rO monotonicr opslast_executed_queryrlen TypeError queries_logappendloggerdebugrR) r r0r'rEr+startstoprQtimesr r r rFlsp   zCursorDebugWrapper.debug_sqlr)NNFF)r?r@rAr1r6rrF __classcell__r r rHr rCas  rCccst}z1dVW|jr5t}||}|jd|d|dtjd||d|j|||jdddSdS|jrat}||}|jd|d|dtjd||d|j|||jddww)Nz%srMrNrP)rQr0rRrS)rOrUqueries_loggedrZr[r\r]rR)r7r0r^r_rQr r r debug_transactionsV rccCsFdD]}||vr||d\}}|rt|r|||fSq|ddfS)zH Split a time zone name into a 3-tuple of (name, sign, offset). )+-N)rsplitr)tznamesignnameoffsetr r r split_tzname_deltas  rlcCs|r tjtt|dSdS)Nre)datetimedatemapintsplit)sr r r typecast_datesrsc Cs`|sdS|d\}}}d|vr|d\}}nd}tt|t|t|t|dddS)N:.0000000)rqrmrOrp)rrhourminutesseconds microsecondsr r r typecast_times$r}c Cs|sdSd|vr t|S|\}}d|vr|dd\}}n d|vr+|dd\}}|d}|d}|d}d|vrE|d\}}nd}tt|d t|dt|dt|d t|dt|t|d dd S) N rerfrdrtrurvrrwrx)rsrqrmrp)rrdt_datesr`r{r|r r r typecast_timestamps0        rcCsDz |d\}}Wntyd|}}Ynw|d|dfS)z Split an SQL identifier into a two element tuple of (namespace, name). The identifier could be a table, column, or sequence name might be prefixed by a namespace. z"."rK")rq ValueErrorstrip) identifier namespacerjr r r split_identifiers  rcCsVt|\}}|dust||kr|St||d}d|rd|nd|d|||fS)z Shorten an SQL identifier to a repeatable mangled version with the given length. If a quote stripped name contains a namespace, e.g. USERNAME"."TABLE, truncate the table portion only. N)lengthz%s%s%sz%s"."rK)rrX names_digest)rrhash_lenrrjdigestr r r truncate_names  rcGs2tdd}|D] }||q|d|S)zk Generate a 32-bit digest of a set of arguments that can be used to shorten identifying names. F)usedforsecurityN)rupdateencode hexdigest)rargshargr r r rs rcCsl|durdSt}|dur||_|dur&|jtd| |d}n d|jtj<| |}d |S)zc Format a number into a string with the requisite number of digits and decimal places. Nrf)r<z{:f}) decimal getcontextcopyprecquantizeDecimalscalebtrapsRoundedcreate_decimalformat)r max_digitsdecimal_placesr<r r r format_number%s    rcCs(|do |d}|r|ddS|S)z Strip quotes off of quoted table names to make them safe for use in index names, sequence names, etc. For example '"USER"."TABLE"' (an Oracle naming scheme) becomes 'USER"."TABLE'. rrf) startswithendswith) table_name has_quotesr r r strip_quotes9sr)Nr)rmrr:loggingrO contextlibr django.dbrdjango.utils.cryptordjango.utils.dateparser getLoggerr\rrCrcrlrsr}rrrrrrr r r r s.     R1  $